Add 27/4 and 3/30
1st number: 6 3/4, 2nd number: 3/30
27/4 + 3/30 is 137/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 4 × 15 = 60,
27/4 = 27 × 15/4 × 15 = 405/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
3/30 = 3 × 2/30 × 2 = 6/60 - Add the two like fractions:
405/60 + 6/60 = 405 + 6/60 = 411/60 - 411/60 simplified gives 137/20
- So, 27/4 + 3/30 = 137/20
In mixed form: 617/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/4+3/30 27/4+6/30 27/8+3/30 27/4+3/60 81/4+3/30 27/4+9/30 27/12+3/30 27/4+3/90 27/4+15/30 27/20+3/30 27/4+21/30 27/28+3/30